/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package io.openmessaging.benchmark.worker;

import java.io.File;
import java.io.IOException;
import java.util.List;

import io.openmessaging.benchmark.worker.commands.ConsumerAssignment;
import io.openmessaging.benchmark.worker.commands.CountersStats;
import io.openmessaging.benchmark.worker.commands.CumulativeLatencies;
import io.openmessaging.benchmark.worker.commands.PeriodStats;
import io.openmessaging.benchmark.worker.commands.ProducerWorkAssignment;
import io.openmessaging.benchmark.worker.commands.TopicsInfo;

public interface Worker extends AutoCloseable {

    void initializeDriver(File configurationFile) throws IOException;

    List<String> createTopics(TopicsInfo topicsInfo) throws IOException;

    void createProducers(List<String> topics) throws IOException;

    void createConsumers(ConsumerAssignment consumerAssignment) throws IOException;

    void probeProducers() throws IOException;

    void startLoad(ProducerWorkAssignment producerWorkAssignment) throws IOException;

    void adjustPublishRate(double publishRate) throws IOException;

    void pauseConsumers() throws IOException;

    void resumeConsumers() throws IOException;

    CountersStats getCountersStats() throws IOException;

    PeriodStats getPeriodStats() throws IOException;

    CumulativeLatencies getCumulativeLatencies() throws IOException;

    void resetStats() throws IOException;

    void stopAll() throws IOException;
}
